No, bug its only regression that is triggered with wrong custom(manual edited) config in xorg.conf.d folder. In my case it was missing line MatchIsTouchpad "on" in my 30-touchpad.conf
-- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to xorg-server in Ubuntu. https://bugs.launchpad.net/bugs/1748926 Title: From 1.19.6 on, X treats every device as an input device To manage notifications about this bug go to: https://bugs.launchpad.net/xorg-server/+bug/1748926/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp